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2 Service Information
2.1. Operation range
2.1.1. Power Supply
The applicable voltage range for each unit is given in the following table. The working voltage among the three phases must be
balanced within a 3% deviation from each voltage at the compressor terminals. The starting voltage must be higher than 85% of the
rated voltage.
2.1.2. Indoor and Outdoor Temperature
• Model 50Hz CU-YL24HBE5, CU-YL28HBE5, CU-YL34HBE5, CU-YL43HBE5
Notice*:
This unit is still able to operate as a cooler with outdoor temperature as low as -5°C in a non-living room, such as a computer room,
with a room temperature of 21°C or above, and room humidity up to 45%.
MODEL Unit Main Power Applicable Voltage
CU- Phase, Volts Hz Max Min
YL24HBE5
Y L 2 8 H BE 5
Y L 3 4 H B E 5
YL43HBE5
1~240 50 264 216
1~230 50 253 207
1~220 50 242 198
Operating Hz Indoor Temp. (D.B./W.B.) (°C) Outdoor Temp. (D.B./W.B.) (°C)
Max Min Max Min
Cooling 50 32/23 21/15 43/- -5*/-
Heating 50 27/- 16/- 24/18 -15/-
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